2003-2005 Yamaha F25C & T25C Outboard Service Manual
This comprehensive Yamaha service manual covers the F25C and T25C models, detailing systems like power unit, fuel, and electrical. PN LIT-18616-02-61.
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Models Covered & Key Technical Specifications
Yamaha F25C/T25C 2003-2005 Service Manual Data Yamaha F25C, F25EH, F25ER, F25MH, F25TR & T25TR — 2003 | Mechanical Industrial Index | F25/T25 Series Repository.
- Factory Liquid Volume: Engine oil capacity reaches 1.9 L (2.01 US qt, 1.67 Imp qt) with oil filter cartridge Requirements.
- Measured Power Output: Maximum power is specified as 18.4 kW (25 hp) at 5,500 rpm Threshold.
- Essential Gap Specs: Spark plug gap is calibrated to 0.8–0.9 mm (0.031–0.035 in) for reliable ignition Mapping.
- Primary Compression Rating: Cylinder pressure supports 1,180–1,250 kPa (12.0–12.7 kg/cm², 170–190 psi) Configuration.
- General Unit Dimensions: Engine displacement provides 498 cm³ (30.4 cu. in) cylinder volume Benchmarks.
- Approved Reservoir Specs: Gear oil quantity is rated at 320 cm³ (10.8 US oz, 11.3 Imp oz) Range.
Professional Workshop Service Manual & Technical Specifications
In-Depth Calibration Factory Manual: Outboard Motor 2003-2005 Yamaha F25C & T25C Outboard Service Manual Operations-Manual
Technical-Benchmarks: Yamaha F25C/T25C 2003-2005 // Procedure-Type: Outboard Motor / Power Unit Logic // Technical-Benchmarks: Service Manual Data.
| Assessment-Element | Diagnostic-Logic | Calibration-Standards |
|---|---|---|
| CDI Unit Output | Peak Voltage | 152 V |
| Lighting Coil Output | Peak Voltage | 189 V |
| Pulser Coil Output | Peak Voltage | 6 V |
| Engine Oil Capacity | With Filter | 1.9 L |
| Gear Oil Quantity | Total | 320 cm³ |
| Spark Plug Gap | Measured | 0.8-0.9 mm |
The service manual covers ignition system, power unit, fuel system, and lubrication points. Component locations are identified for easy reference. Service procedures are documented for all major systems and components. Calibration requirements are specified for critical engine parameters. Electrical system documentation covers wiring diagrams and component testing. Suspension service documentation covers the power trim and tilt system. Completely requiring detailed procedural information, this manual is the definitive resource for Yamaha F25C and T25C outboard maintenance. This complete manual documents torque specifications for engine components to ensure proper flange face sealing.
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